7300220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 16003008

約数和(自身を除く): 8702788

約数列:

[1, 2, 4, 5, 10, 20, 53, 71, 97, 106, 142, 194, 212, 265, 284, 355, 388, 485, 530, 710, 970, 1060, 1420, 1940, 3763, 5141, 6887, 7526, 10282, 13774, 15052, 18815, 20564, 25705, 27548, 34435, 37630, 51410, 68870, 75260, 102820, 137740, 365011, 730022, 1460044, 1825055, 3650110, 7300220]

約数ペア:

[(1, 7300220), (2, 3650110), (4, 1825055), (5, 1460044), (10, 730022), (20, 365011), (53, 137740), (71, 102820), (97, 75260), (106, 68870), (142, 51410), (194, 37630), (212, 34435), (265, 27548), (284, 25705), (355, 20564), (388, 18815), (485, 15052), (530, 13774), (710, 10282), (970, 7526), (1060, 6887), (1420, 5141), (1940, 3763)]